Besides, in the waking state one is wont to forget rather easily things that have happened only once, and to remember more readily things which occur repeatedly.

另外，清醒时，我们往往容易遗忘那些只发生过一次的事，而更乐于记住不断出现的画面。

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The overall role the Fed takes during a crisis is to ensure that currency is readily available when the economy contracts, with the overall goal of stopping the deflationary bleeding that can occur during a crisis.

FORBES: Who Benefits From The Fed's Bloated Balance Sheet?